fix: Enhance template processing and validation

app.py

@@ -100,6 +100,13 @@ with open("prompts.yaml", 'r') as stream:
                     # Add spaces around template expressions if missing
                     value = re.sub(r'{{([^{}]+)}}', r'{{ \1 }}', value)
                     value = re.sub(r'{%([^{}]+)%}', r'{% \1 %}', value)
+                    # Ensure proper spacing in template expressions
+                    value = re.sub(r'{{([^{}]+)}}', lambda m: '{{ ' + m.group(1).strip() + ' }}', value)
+                    value = re.sub(r'{%([^{}]+)%}', lambda m: '{% ' + m.group(1).strip() + ' %}', value)
+                    # Remove any double spaces
+                    value = re.sub(r'\s+', ' ', value)
+                    # Ensure proper line breaks
+                    value = value.replace('\\n', '\n')
                     logger.debug(f"Processed template string: {value[:100]}...")
                 else:
                     logger.debug("No template syntax found in string")
@@ -140,10 +147,22 @@ with open("prompts.yaml", 'r') as stream:
                 for subkey, subvalue in value.items():
                     if isinstance(subvalue, str):
                         logger.debug(f"Validating template: {key}.{subkey}")
-                        Template(subvalue, undefined=StrictUndefined)
+                        # Test template compilation
+                        template = Template(subvalue, undefined=StrictUndefined)
+                        # Test template rendering with dummy data
+                        try:
+                            template.render(tools=[], task="test", name="test", final_answer="test", remaining_steps=1, answer_facts="test")
+                        except Exception as e:
+                            logger.error(f"Template render test failed for {key}.{subkey}: {str(e)}")
+                            raise
             elif isinstance(value, str):
                 logger.debug(f"Validating template: {key}")
-                Template(value, undefined=StrictUndefined)
+                template = Template(value, undefined=StrictUndefined)
+                try:
+                    template.render(tools=[], task="test", name="test", final_answer="test", remaining_steps=1, answer_facts="test")
+                except Exception as e:
+                    logger.error(f"Template render test failed for {key}: {str(e)}")
+                    raise
         logger.debug("Template validation completed successfully")
     except Exception as e:
         logger.error(f"Template validation failed: {str(e)}")